MUSIC LAB

Metronome

Stay perfectly in time

Tuner

Tune quickly and precisely

Tap BPM

Tap the pulse to estimate tempo from recent intervals.

BPM & key finder

Analyse audio in your browser to estimate tempo and key.

Circle of Fifths

See how keys connect

Song Analyzer

Understand what your chords are doing

Chord transposer

Transpose chords and bass notes by key or semitones.

Chord progression generator

Get repeatable progressions with Roman and Nashville notation.

BPM delay calculator

Calculate note durations and starting points for reverb settings.

Song bars & duration calculator

Convert tempo and bar count into a section duration.

Streaming royalty calculator

Estimate earnings or the streams needed for a target.

Publishing split calculator

Check that shares total 100% and calculate each amount.

BPM ↔ milliseconds

Convert tempo into precise musical timing

Song key finder

Rank the keys that best fit your chords

Chord Finder

Turn notes into chord names

Capo calculator

Match guitar shapes to sounding key

Can I sing this?

Fit a song to your comfortable range

Sample pitch

Model pitch-linked playback speed

Sample time-stretch

Move a sample between tempos

Frequency ↔ note

Translate hertz into musical pitch

Scale Explorer

Explore notes, chords and modes

Song structure timer

Build a song timeline in bars

Bars ↔ time

Convert arrangement length both ways

Tempo change

See how BPM changes song length

Reverb timing

Reference musical pre-delay and decay

Streaming revenue

Compare editable platform estimates

Release break-even

Turn release costs into a target

Metadata checklist

Prepare a release without an account

Audio file size

Estimate storage before export